Assertion $(A)$: Adenine and guanine are present in $RNA$ as purine bases.
Reason $(R)$: The base uracil is present in $RNA$.
The correct option among the following is:
Reason $(R)$: The base uracil is present in $RNA$.
The correct option among the following is:
- A$(A)$ is true,$(R)$ is true and $(R)$ is the correct explanation for $(A)$.
- B$(A)$ is true,$(R)$ is true but $(R)$ is not the correct explanation for $(A)$.
- C$(A)$ is true but $(R)$ is false.
- D$(A)$ is false but $(R)$ is true.
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Similar Questions
Which of the following is $NOT$ a salient feature of the Watson and Crick model for $DNA$?
Which of the following is/are correct?
Difficult
View SolutionThe average energy of each hydrogen bond in $A-T$ pair is $x \, kcal \, mol^{-1}$ and that in $G-C$ pair is $y \, kcal \, mol^{-1}$. Assuming that no other interaction exists between the nucleotides,the approximate energy required in $kcal \, mol^{-1}$ to split the following double stranded $DNA$ into two single strands is:
$A$-$T$-$A$-$T$-$G$-$C$-$A$-$G$
| | | | | | | |
$T$-$A$-$T$-$A$-$C$-$G$-$T$-$C$
$A$-$T$-$A$-$T$-$G$-$C$-$A$-$G$
| | | | | | | |
$T$-$A$-$T$-$A$-$C$-$G$-$T$-$C$
Identify the nitrogenous base of nucleic acid from the following that has a double-ring structure.
DifficultMHT CET 2022
View SolutionThe number of hydrogen bonds between guanine and cytosine; and between adenine and thymine in $DNA$ is
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